16807900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{9887}}^1$

素因数の和:9918

約数の個数: 36

約数和(自身を含む): 38622528

約数和(自身を除く): 21814628

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 9887, 19774, 39548, 49435, 98870, 168079, 197740, 247175, 336158, 494350, 672316, 840395, 988700, 1680790, 3361580, 4201975, 8403950, 16807900]

約数ペア:

[(1, 16807900), (2, 8403950), (4, 4201975), (5, 3361580), (10, 1680790), (17, 988700), (20, 840395), (25, 672316), (34, 494350), (50, 336158), (68, 247175), (85, 197740), (100, 168079), (170, 98870), (340, 49435), (425, 39548), (850, 19774), (1700, 9887)]